J.T. BAKER CHEMICAL CO. -- SODIUM DITHIONITE  -- 6550-01-096-5307
<pre>=====================  Product Identification  =====================

Product ID:SODIUM DITHIONITE
MSDS Date:09/09/1987
FSC:6550
NIIN:01-096-5307
Status Code:A
=== Responsible Party ===
Company Name:J.T. BAKER CHEMICAL CO.
Address:222 RED SCHOOL LANE
City:PHILLIPSBURG
State:NJ
ZIP:08865-2219
Country:US
Info Phone Num:201-859-2151
Emergency Phone Num:201-859-2151
Resp. Party Other MSDS Num.:S3650-02
CAGE:5B970
=== Contractor Identification ===
Company Name:COLUMBIA DIAGNOSTICS INC
Address:8001 RESEARCH WAY
Box:City:SPRINGFIELD
State:VA
ZIP:22153-3131
Country:US
Phone:703-569-7511
Contract Num:SP0200-00-A-9237
CAGE:64767
Company Name:J.T. BAKER CHEMICAL COMPANY SUB OF RICHARDSON-VICKS INC
Address:995 ZEPHYR AVE
Box:City:HAYWARD
State:CA
ZIP:94544-7917
Country:US
Phone:UNK
CAGE:5B970

=============  Composition/Information on Ingredients  =============

Ingred Name:SODIUM DITHIONITE
CAS:7775-14-6
RTECS #:JP2100000
Minumum % Wt:90.
Maxumum % Wt:100.

=====================  Hazards Identification  =====================

Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:YES
Health Hazards Acute and Chronic:INHALATION OF DUST MAY CAUSE
    IRRITATION TO UPPER RESPIRATORY TRACT. CONTACT WITH SKIN OR EYES
    MAY CAUSE IRRITATION. INGESTION MAY CAUSE NAUSEA, VOMITING AND
    DIARRHEA. CHRONIC: LUNG DAMAGE.
Effects of Overexposure:IRRITATION, CAUGHING, VOMITING AND DIARRHEA.
Medical Cond Aggravated by Exposure:ASTHMA

=======================  First Aid Measures  =======================

First Aid:INGESTION: IF CONSCIOUS, GIVE LARGE AMOUNTS OF WATER. INDUCE
    VOMITING. SKIN/EYES: FLUSH W/WATER AT LEAST 15 MINS.REMOVE
    CONTAMINATED CLOTHING AND SHOES, WASH BEFORE REUSE. INHALATION:
    MOVE TO FRESH AI R. GIVE ARTIFICIAL RESPIRATION. IF BREATHING IS
    DIFFICULT, GIVE OXYGEN.

=====================  Fire Fighting Measures  =====================

Flash Point:NONE
Extinguishing Media:USE FLOODING AMOUNT OF WATER. IF SUFFICIENT
    QUANTITY OF WATER IS NOT AVAILABLE, ALLOW THE MATERIAL TO BURN.
Fire Fighting Procedures:FIREFIGHTERS SHOULD WEAR PROPER PROTECTIVE
    EQUIPMENT AND SELF-CONTAINED BREATHING APPARATUS WITH FULL
    FACEPIECE OPERATED IN POSITIVE PRESSURE. MOVE EXPOSED CONTAINERS
    FFROM FIRE AREA, IF CAN BE DONE S AFELY.
Unusual Fire/Explosion Hazard:MATERIAL MAY IGNITE SPONTANEOUSLY WHEN
    DAMP. REACTS WITH MOIST AIR AND SMALL AMOUNT OF WATER GENERATING
    SUFFICIENT HEAT TO IGNITE COMBUSTIBLE MATERIALS. CONTACT WITH
    STRONG OXIDANTS MAY FIRE OR EXPLOS ION. DECMPOSES AT MELTING POINT.

==================  Accidental Release Measures  ==================

Spill Release Procedures:WEAR SUITABLE PROTECTIVE CLOTHING. SHUT OFF
    IGNITION SOURCES, NO FLARES, SMOKING, OR FLAMES IN AREA. WITH
    CLEAN, DRY SHOVEL, PLACE MATERIAL IN LARGE, CLEAN, COMPLETELY DRY
    CONTAINER AND COVER, REMOVE  TO ISOLATED AREA AND DISSOLVE IN LARGE
    QUANTITY OF WATER.

======================	Handling and Storage  ======================

Handling and Storage Precautions:KEEP AWAY FROM HEAT, SPARKS, FLAME.
    USE ONLY CLEAN UTENSILS IN HANDLING. KEEP CONTAINER TIGHTLY CLOSED
    & IN A COOL, DRY PLACE.
Other Precautions:AVOID CONTACT W/EYES, SKIN ,CLOTHING.

=============  Exposure Controls/Personal Protection  =============

Respiratory Protection:NIOSH/MSHA APPRVD DUST RESPIRATOR IF TLV EXCEEDS
    AT CONCENTRATIONS ABOVE 10 PPM, A SLEF-CONTAINED BREATHING
    APPARATUS IS ADVISED.
Ventilation:GENERAL OR LOCAL EXHAUST TO MEET TLV REQUIREMENTS.
Protective Gloves:RUBBER
Eye Protection:SAFETY GLASSES WITH SIDE SHIELD
Other Protective Equipment:APPRVD WORKING CLOTHES.
Supplemental Safety and Health
THIS IS A PART 1 OF A THREE PART KIT, SAME NSN. FOR OTHER PARTS, SEE
    MSDS #CKLGR, CKLJC & CKLJP. PRODUCT # FOR 100 TEST:K-110, 442960A
    (CAGE:64767). HCC FOR KIT: R1.

==================  Physical/Chemical Properties  ==================

HCC:R1
Vapor Density:3.6
Spec Gravity:0.99
Solubility in Water:APPRECIABLE (>10%)
Appearance and Odor:WHITE OR GREYISH WHITE, CRYSTALLINE POWDER, SLIGHT
    ODOR.

=================  Stability and Reactivity Data  =================

Stability Indicator/Materials to Avoid:YES
ACIDS(WILL LIBERATE POISONOUS GAS)
Stability Condition to Avoid:MOISTURE, HEAT, SPARKS, FLAME.
Hazardous Decomposition Products:TOXIC SULFUR DIOXIDE GAS.

===================  Toxicological Information	===================

Toxicological Information:TLV:	10 MG/M3; STEL: 15 MG/M3

====================  Disposal Considerations  ====================

Waste Disposal Methods:DISPOSE OF IN ACCORDANCE W/LOCAL,STATE & FEDERAL
    REGULATIONS. EPA HAZ WASTE #: D001, D003 (IGNITEABLE, REACTIVE
    WASTE).

===================  MSDS Transport Information  ===================

Transport Information:SODIUM HYDROSULFITE OR SODIUM DITHIONITE, 4.2,
    UN1384. LABEL: SPONTANEOUSLY COMBUSTIBLE.

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 of Defense.  The United States of America in no manner whatsoever,
 expressly or implied, warrants this information to be accurate and
 disclaims all liability for its use.  Any person utilizing this
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